6427198 has 4 divisors (see below), whose sum is σ = 9640800. Its totient is φ = 3213598.

The previous prime is 6427193. The next prime is 6427219. The reversal of 6427198 is 8917246.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6427193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606798 + ... + 1606801.

It is an arithmetic number, because the mean of its divisors is an integer number (2410200).

Almost surely, 2^6427198 is an apocalyptic number.

6427198 is a deficient number, since it is larger than the sum of its proper divisors (3213602).

6427198 is a wasteful number, since it uses less digits than its factorization.

6427198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3213601.

The product of its digits is 24192, while the sum is 37.

The square root of 6427198 is about 2535.1919059511. The cubic root of 6427198 is about 185.9261856873.

The spelling of 6427198 in words is "six million, four hundred twenty-seven thousand, one hundred ninety-eight".